DOT status and successful treatment. Observed Treatment Success DOT YesNoTota Yes No Unknown Total 250 146 3 399 275 124 or Generate the expected values for the empty cells below. Hint: the expected cell is the row total x column total divided by the grand (overall) total. e grand (overal) totalexpected value for any 2-taileo Treatment Success Values No Expected Total DOT Yes No Yes 250 0 5 146 39 known213(2) (2)o) Total275 124399 Question 6 Using the DOT status groups, generate the chi-squared test statistic, by hand, using a calculator, or using a computer. Include the unknown values, even though there are only 3. Alpha 0.05 df = 15 pts) Critical value = 99 (5 pts) Chhi-squared test statistic 12.38 (5 pts) Based on comparing the Chi square statistic to the critical value which of the following is true? (5 pts) a, Successful outcome is dependent on DOT status. Successful outcome is independent of DOT status. c. No conclusion can be made. d. The Chi square test is invalid because of only 1 degree of freedom. 86-lo1) lol 172 (O-E) 2.

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Unitary Method

The word “unitary” comes from the word “unit”, which means a single and complete entity. In this method, we find the value of a unit product from the given number of products, and then we solve for the other number of products. 

Speed, Time, and Distance

Imagine you and 3 of your friends are planning to go to the playground at 6 in the evening. Your house is one mile away from the playground and one of your friends named Jim must start at 5 pm to reach the playground by walk. The other two friends are 3 miles away.

Profit and Loss

The amount earned or lost on the sale of one or more items is referred to as the profit or loss on that item.

Units and Measurements

Measurements and comparisons are the foundation of science and engineering. We, therefore, need rules that tell us how things are measured and compared. For these measurements and comparisons, we perform certain experiments, and we will need the experiments to set up the devices.